Interop testing is something I am definitely interested in too We had a prior discussion[1] and there is an issue about this [2] that maybe it is time to revive
[1]: https://lists.apache.org/thread/kd3k4q691lp5c4q3r767zb8jltrm9z33 [2]: https://github.com/apache/parquet-format/issues/441 On Tue, Aug 4, 2026 at 1:04 PM Curt Hagenlocher <[email protected]> wrote: > Thanks! I validated that my own implementation > (https://github.com/clast-project/engineered-wood/pull/64) is working > with this data. > > Better interop testing in general is a recurring topic, and perhaps > should be taken up again once the versioning work winds down. > > > > On Tue, Aug 4, 2026 at 8:42 AM Andrew Lamb <[email protected]> wrote: > > > > As part of rolling out ALP to the ecosystem, I think it important to have > > an example data set encoded with ALP in parquet-testing for readers to > test > > against. Prateek and Vinoo created files like this as part of their C/C++ > > and Java implementations, but the files were quite large (multiple MB) > > > > While working to get the ALP Rust implementation ready to merge[1], I > spent > > some time creating a smaller example ALP dataset (211KB) for testing for > > consideration[2]. > > > > I created this file using the ALP C++ implementation and was able to read > > it with the ALP Rust implementation. > > > > Any feedback would be appreciated, > > Andrew > > > > > > [1]: https://github.com/apache/arrow-rs/pull/9372 > > [2]: https://github.com/apache/parquet-testing/pull/119 >
